<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title>transition-property的使用</title>
    <style>
        div{
            background-color: black;
            width: 200px;
            height: 200px;
            /*指定动画过渡的CSS属性 过渡时间 过渡动画 延迟时间*/
            /* transition:  background-color 2s ease-in-out 3s; */
            /* -moz-transition:  background-color 2s ease-in-out 3s;
            
            -o-transition:  background-color 2s ease-in-out 3s; */
			-webkit-transition:  background-color 2s ease-in-out 3s;
        }
        div:hover{
            background-color: green;

        }
    </style>
</head>
<body>
    <div></div>
</body>
</html>